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Group of element – Rare Earth
| Name |
Symbol |
Atomic Number |
Atomic weigth |
| Cerium |
Ce |
58 |
140.115 |
| Praseodymium |
Pr |
59 |
140.90765 |
| Neodymium |
Nd |
60 |
144.24 |
| Promethium |
Pm |
61 |
-144.9127 |
| Samarium |
Sm |
62 |
150.36 |
| Europium |
Eu |
63 |
151.965 |
| Gadolinium |
Gd |
64 |
157.25 |
| Terbium |
Tb |
65 |
158.92534 |
| Dysprosium |
Dy |
66 |
162.5 |
| Holmium |
Ho |
67 |
164.93032 |
| Erbium |
Er |
68 |
167.26 |
| Thulium |
Tm |
69 |
168.93421 |
| Ytterbium |
Yb |
70 |
173.04 |
| Lutetium |
Lu |
71 |
174.967 |
| Thorium |
Th |
90 |
232.0381 |
| Protactinium |
Pa |
91 |
231.03588 |
| Uranium |
U |
92 |
238.0289 |
| Neptunium |
Np |
93 |
-237.0482 |
| Plutonium |
Pu |
94 |
-244.0642 |
| Americium |
Am |
95 |
-243.0614 |
| Curium |
Cm |
96 |
-247.0703 |
| Berkelium |
Bk |
97 |
-247.0703 |
| Californium |
Cf |
98 |
-251.0796 |
| Einsteinium |
Es |
99 |
-252.083 |
| Fermium |
Fm |
100 |
-257.0951 |
| Mendelevium |
Md |
101 |
-258.0984 |
| Nobelium |
No |
102 |
-259.1011 |
| Lawrencium |
Lr |
103 |
-262.1098 |
Other Lists of Chemical Elements
